@abaplint/runtime/build/src/builtin/shift_left.js

Transpiler - Runtime

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.shift_left = shift_left;
const string_1 = require("../types/string");
const throw_error_1 = require("../throw_error");
function shift_left(input) {
    let val = typeof input.val === "string" ? input.val : input.val.get();
    if (input.sub) {
        const sub = typeof input.sub === "string" ? input.sub : input.sub.get();
        while (val.startsWith(sub)) {
            val = val.substr(sub.length);
        }
    }
    else if (input.places) {
        let places = typeof input.places === "string" ? input.places : input.places.get();
        if (typeof places === "string") {
            places = parseInt(places, 10);
        }
        if (places > val.length) {
            (0, throw_error_1.throwError)("CX_SY_RANGE_OUT_OF_BOUNDS");
        }
        val = val.substring(places);
    }
    else if (input.circular) {
        const leftShifts = input.circular.get() % val.length;
        val = val.slice(leftShifts) + val.slice(0, leftShifts);
    }
    else {
        return shift_left({ val: input.val, sub: " " });
    }
    return new string_1.String().set(val);
}
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